Home / 34,086.51-51,100.34-14,379.21

Finding the Fourth Proportional to 34,086.51, 51,100.34 and 14,379.21

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Solution

The fourth proportional to 34,086.51, 51,100.34 and 14,379.21 is: 21,556.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,086.51 : 51,100.34 = 14,379.21 : x
  2. Step 2: Convert to fraction form
    34,086.51/51,100.34 = 14,379.21/x
  3. Step 3: Cross multiply
    34,086.51x = 51,100.34 × 14,379.21
  4. Step 4: Simplify right side
    34,086.51x = 734,782,448.04
  5. Step 5: Solve for x
    x = 734,782,448.04/34,086.51
  6. Step 6: Final answer
    x = 21,556.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.